/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
*/
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.sun.org.apache.xerces.internal.impl.dtd;
import com.sun.org.apache.xerces.internal.impl.dtd.models.CMAny;
import com.sun.org.apache.xerces.internal.impl.dtd.models.CMBinOp;
import com.sun.org.apache.xerces.internal.impl.dtd.models.CMLeaf;
import com.sun.org.apache.xerces.internal.impl.dtd.models.CMNode;
import com.sun.org.apache.xerces.internal.impl.dtd.models.CMUniOp;
import com.sun.org.apache.xerces.internal.impl.dtd.models.ContentModelValidator;
import com.sun.org.apache.xerces.internal.impl.dtd.models.DFAContentModel;
import com.sun.org.apache.xerces.internal.impl.dtd.models.MixedContentModel;
import com.sun.org.apache.xerces.internal.impl.dtd.models.SimpleContentModel;
import com.sun.org.apache.xerces.internal.impl.dv.DatatypeValidator;
import com.sun.org.apache.xerces.internal.impl.validation.EntityState;
import com.sun.org.apache.xerces.internal.util.SymbolTable;
import com.sun.org.apache.xerces.internal.xni.Augmentations;
import com.sun.org.apache.xerces.internal.xni.QName;
import com.sun.org.apache.xerces.internal.xni.XMLDTDContentModelHandler;
import com.sun.org.apache.xerces.internal.xni.XMLDTDHandler;
import com.sun.org.apache.xerces.internal.xni.XMLLocator;
import com.sun.org.apache.xerces.internal.xni.XMLResourceIdentifier;
import com.sun.org.apache.xerces.internal.xni.XMLString;
import com.sun.org.apache.xerces.internal.xni.XNIException;
import com.sun.org.apache.xerces.internal.xni.grammars.Grammar;
import com.sun.org.apache.xerces.internal.xni.grammars.XMLGrammarDescription;
import com.sun.org.apache.xerces.internal.xni.parser.XMLDTDContentModelSource;
import com.sun.org.apache.xerces.internal.xni.parser.XMLDTDSource;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;
import java.util.Random;
/**
* A DTD grammar. This class implements the XNI handler interfaces
* for DTD information so that it can build the appropriate validation
* structures automatically from the callbacks.
*
* @xerces.internal
*
* @author Eric Ye, IBM
* @author Jeffrey Rodriguez, IBM
* @author Andy Clark, IBM
* @author Neil Graham, IBM
*
*/
public class DTDGrammar
implements XMLDTDHandler, XMLDTDContentModelHandler, EntityState, Grammar {
//
// Constants
//
/** Top level scope (-1). */
public static final int TOP_LEVEL_SCOPE = -1;
// private
/** Chunk shift (8). */
private static final int CHUNK_SHIFT = 8; // 2^8 = 256
/** Chunk size (1 << CHUNK_SHIFT). */
private static final int CHUNK_SIZE = (1 << CHUNK_SHIFT);
/** Chunk mask (CHUNK_SIZE - 1). */
private static final int CHUNK_MASK = CHUNK_SIZE - 1;
/** Initial chunk count (1 << (10 - CHUNK_SHIFT)). */
private static final int INITIAL_CHUNK_COUNT = (1 << (10 - CHUNK_SHIFT)); // 2^10 = 1k
/** List flag (0x80). */
private static final short LIST_FLAG = 0x80;
/** List mask (~LIST_FLAG). */
private static final short LIST_MASK = ~LIST_FLAG;
// debugging
/** Debug DTDGrammar. */
private static final boolean DEBUG = false;
//
// Data
//
protected XMLDTDSource fDTDSource = null;
protected XMLDTDContentModelSource fDTDContentModelSource = null;
/** Current element index. */
protected int fCurrentElementIndex;
/** Current attribute index. */
protected int fCurrentAttributeIndex;
/** fReadingExternalDTD */
protected boolean fReadingExternalDTD = false;
/** Symbol table. */
private SymbolTable fSymbolTable;
// The XMLDTDDescription with which this Grammar is associated
protected XMLDTDDescription fGrammarDescription = null;
// element declarations
/** Number of element declarations. */
private int fElementDeclCount = 0;
/** Element declaration name. */
private QName fElementDeclName[][] = new QName[INITIAL_CHUNK_COUNT][];
/**
* Element declaration type.
* @see XMLElementDecl
*/
private short fElementDeclType[][] = new short[INITIAL_CHUNK_COUNT][];
/**
* Element declaration content spec index. This index value is used
* to refer to the content spec information tables.
*/
private int fElementDeclContentSpecIndex[][] = new int[INITIAL_CHUNK_COUNT][];
/**
* Element declaration content model validator. This validator is
* constructed from the content spec nodes.
*/
private ContentModelValidator fElementDeclContentModelValidator[][] = new ContentModelValidator[INITIAL_CHUNK_COUNT][];
/** First attribute declaration of an element declaration. */
private int fElementDeclFirstAttributeDeclIndex[][] = new int[INITIAL_CHUNK_COUNT][];
/** Last attribute declaration of an element declaration. */
private int fElementDeclLastAttributeDeclIndex[][] = new int[INITIAL_CHUNK_COUNT][];
// attribute declarations
/** Number of attribute declarations. */
private int fAttributeDeclCount = 0 ;
/** Attribute declaration name. */
private QName fAttributeDeclName[][] = new QName[INITIAL_CHUNK_COUNT][];
// is this grammar immutable? (fully constructed and not changeable)
private boolean fIsImmutable = false;
/**
* Attribute declaration type.
* @see XMLAttributeDecl
*/
private short fAttributeDeclType[][] = new short[INITIAL_CHUNK_COUNT][];
/** Attribute declaration enumeration values. */
private String[] fAttributeDeclEnumeration[][] = new String[INITIAL_CHUNK_COUNT][][];
private short fAttributeDeclDefaultType[][] = new short[INITIAL_CHUNK_COUNT][];
private DatatypeValidator fAttributeDeclDatatypeValidator[][] = new DatatypeValidator[INITIAL_CHUNK_COUNT][];
private String fAttributeDeclDefaultValue[][] = new String[INITIAL_CHUNK_COUNT][];
private String fAttributeDeclNonNormalizedDefaultValue[][] = new String[INITIAL_CHUNK_COUNT][];
private int fAttributeDeclNextAttributeDeclIndex[][] = new int[INITIAL_CHUNK_COUNT][];
// content specs
// here saves the content spec binary trees for element decls,
// each element with a content model will hold a pointer which is
// the index of the head node of the content spec tree.
private int fContentSpecCount = 0;
private short fContentSpecType[][] = new short[INITIAL_CHUNK_COUNT][];
private Object fContentSpecValue[][] = new Object[INITIAL_CHUNK_COUNT][];
private Object fContentSpecOtherValue[][] = new Object[INITIAL_CHUNK_COUNT][];
// entities
private int fEntityCount = 0;
private String fEntityName[][] = new String[INITIAL_CHUNK_COUNT][];
private String[][] fEntityValue = new String[INITIAL_CHUNK_COUNT][];
private String[][] fEntityPublicId = new String[INITIAL_CHUNK_COUNT][];
private String[][] fEntitySystemId = new String[INITIAL_CHUNK_COUNT][];
private String[][] fEntityBaseSystemId = new String[INITIAL_CHUNK_COUNT][];
private String[][] fEntityNotation = new String[INITIAL_CHUNK_COUNT][];
private byte[][] fEntityIsPE = new byte[INITIAL_CHUNK_COUNT][];
private byte[][] fEntityInExternal = new byte[INITIAL_CHUNK_COUNT][];
// notations
private int fNotationCount = 0;
private String fNotationName[][] = new String[INITIAL_CHUNK_COUNT][];
private String[][] fNotationPublicId = new String[INITIAL_CHUNK_COUNT][];
private String[][] fNotationSystemId = new String[INITIAL_CHUNK_COUNT][];
private String[][] fNotationBaseSystemId = new String[INITIAL_CHUNK_COUNT][];
// other information
/** Element index mapping table. */
private final Map<String, Integer> fElementIndexMap = new HashMap<>();
/** Entity index mapping table. */
private final Map<String, Integer> fEntityIndexMap = new HashMap<>();
/** Notation index mapping table. */
private final Map<String, Integer> fNotationIndexMap = new HashMap<>();
// temp variables
/** Mixed. */
private boolean fMixed;
/** Temporary qualified name. */
private final QName fQName = new QName();
/** Temporary qualified name. */
private final QName fQName2 = new QName();
/** Temporary Attribute decl. */
protected final XMLAttributeDecl fAttributeDecl = new XMLAttributeDecl();
// for buildSyntaxTree method
private int fLeafCount = 0;
private int fEpsilonIndex = -1;
/** Element declaration. */
private XMLElementDecl fElementDecl = new XMLElementDecl();
/** Entity declaration. */
private XMLEntityDecl fEntityDecl = new XMLEntityDecl();
/** Simple type. */
private XMLSimpleType fSimpleType = new XMLSimpleType();
/** Content spec node. */
private XMLContentSpec fContentSpec = new XMLContentSpec();
/** table of XMLElementDecl */
Map<String, XMLElementDecl> fElementDeclTab = new HashMap<>();
/** Children content model operation stack. */
private short[] fOpStack = null;
/** Children content model index stack. */
private int[] fNodeIndexStack = null;
/** Children content model previous node index stack. */
private int[] fPrevNodeIndexStack = null;
/** Stack depth */
private int fDepth = 0;
/** Entity stack. */
private boolean[] fPEntityStack = new boolean[4];
private int fPEDepth = 0;
// additional fields(columns) for the element Decl pool in the Grammar
/** flag if the elementDecl is External. */
private int fElementDeclIsExternal[][] = new int[INITIAL_CHUNK_COUNT][];
// additional fields(columns) for the attribute Decl pool in the Grammar
/** flag if the AttributeDecl is External. */
private int fAttributeDeclIsExternal[][] = new int[INITIAL_CHUNK_COUNT][];
// for mixedElement method
int valueIndex = -1;
int prevNodeIndex = -1;
int nodeIndex = -1;
//
// Constructors
//
/** Default constructor. */
public DTDGrammar(SymbolTable symbolTable, XMLDTDDescription desc) {
fSymbolTable = symbolTable;
fGrammarDescription = desc;
} // <init>(SymbolTable)
// Grammar methods
// return the XMLDTDDescription object with which this is associated
public XMLGrammarDescription getGrammarDescription() {
return fGrammarDescription;
} // getGrammarDescription(): XMLGrammarDescription
//
// Public methods
//
/**
* Returns true if the specified element declaration is external.
*
* @param elementDeclIndex The element declaration index.
*/
public boolean getElementDeclIsExternal(int elementDeclIndex) {
if (elementDeclIndex < 0) {
return false;
}
int chunk = elementDeclIndex >> CHUNK_SHIFT;
int index = elementDeclIndex & CHUNK_MASK;
return (fElementDeclIsExternal[chunk][index] != 0);
} // getElementDeclIsExternal(int):boolean
/**
* Returns true if the specified attribute declaration is external.
*
* @param attributeDeclIndex Attribute declaration index.
*/
public boolean getAttributeDeclIsExternal(int attributeDeclIndex) {
if (attributeDeclIndex < 0) {
return false;
}
int chunk = attributeDeclIndex >> CHUNK_SHIFT;
int index = attributeDeclIndex & CHUNK_MASK;
return (fAttributeDeclIsExternal[chunk][index] != 0);
}
public int getAttributeDeclIndex(int elementDeclIndex, String attributeDeclName) {
if (elementDeclIndex == -1) {
return -1;
}
int attDefIndex = getFirstAttributeDeclIndex(elementDeclIndex);
while (attDefIndex != -1) {
getAttributeDecl(attDefIndex, fAttributeDecl);
if (fAttributeDecl.name.rawname == attributeDeclName
|| attributeDeclName.equals(fAttributeDecl.name.rawname) ) {
return attDefIndex;
}
attDefIndex = getNextAttributeDeclIndex(attDefIndex);
}
return -1;
} // getAttributeDeclIndex (int,QName)
//
// XMLDTDHandler methods
//
/**
* The start of the DTD.
*
* @param locator The document locator, or null if the document
* location cannot be reported during the parsing of
* the document DTD. However, it is <em>strongly</em>
* recommended that a locator be supplied that can
* at least report the base system identifier of the
* DTD.
*
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by handler to signal an error.
*/
public void startDTD(XMLLocator locator, Augmentations augs) throws XNIException {
//Initialize stack
fOpStack = null;
fNodeIndexStack = null;
fPrevNodeIndexStack = null;
} // startDTD(XMLLocator)
/**
* This method notifies of the start of an entity. The DTD has the
* pseudo-name of "[dtd]" and parameter entity names start with '%'.
* <p>
* <strong>Note:</strong> Since the DTD is an entity, the handler
* will be notified of the start of the DTD entity by calling the
* startParameterEntity method with the entity name "[dtd]" <em>before</em> calling
* the startDTD method.
*
* @param name The name of the parameter entity.
* @param identifier The resource identifier.
* @param encoding The auto-detected IANA encoding name of the entity
* stream. This value will be null in those situations
* where the entity encoding is not auto-detected (e.g.
* internal parameter entities).
* @param augs Additional information that may include infoset
* augmentations.
*
* @throws XNIException Thrown by handler to signal an error.
*/
public void startParameterEntity(String name,
XMLResourceIdentifier identifier,
String encoding,
Augmentations augs) throws XNIException {
// keep track of this entity before fEntityDepth is increased
if (fPEDepth == fPEntityStack.length) {
boolean[] entityarray = new boolean[fPEntityStack.length * 2];
System.arraycopy(fPEntityStack, 0, entityarray, 0, fPEntityStack.length);
fPEntityStack = entityarray;
}
fPEntityStack[fPEDepth] = fReadingExternalDTD;
fPEDepth++;
} // startParameterEntity(String,XMLResourceIdentifier,String,Augmentations)
/**
* The start of the DTD external subset.
*
* @param augs Additional information that may include infoset
* augmentations.
*
* @throws XNIException Thrown by handler to signal an error.
*/
public void startExternalSubset(XMLResourceIdentifier identifier,
Augmentations augs) throws XNIException {
fReadingExternalDTD = true;
} // startExternalSubset(Augmentations)
/**
* This method notifies the end of an entity. The DTD has the pseudo-name
* of "[dtd]" and parameter entity names start with '%'.
* <p>
* <strong>Note:</strong> Since the DTD is an entity, the handler
* will be notified of the end of the DTD entity by calling the
* endEntity method with the entity name "[dtd]" <em>after</em> calling
* the endDTD method.
*
* @param name The name of the entity.
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by handler to signal an error.
*/
public void endParameterEntity(String name, Augmentations augs) throws XNIException {
fPEDepth--;
fReadingExternalDTD = fPEntityStack[fPEDepth];
} // endParameterEntity(String,Augmentations)
/**
* The end of the DTD external subset.
*
* @param augs Additional information that may include infoset
* augmentations.
*
* @throws XNIException Thrown by handler to signal an error.
*/
public void endExternalSubset(Augmentations augs) throws XNIException {
fReadingExternalDTD = false;
} // endExternalSubset(Augmentations)
/**
* An element declaration.
*
* @param name The name of the element.
* @param contentModel The element content model.
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by handler to signal an error.
*/
public void elementDecl(String name, String contentModel, Augmentations augs)
throws XNIException {
XMLElementDecl tmpElementDecl = fElementDeclTab.get(name) ;
// check if it is already defined
if ( tmpElementDecl != null ) {
if (tmpElementDecl.type == -1) {
fCurrentElementIndex = getElementDeclIndex(name);
}
else {
// duplicate element, ignored.
return;
}
}
else {
fCurrentElementIndex = createElementDecl();//create element decl
}
XMLElementDecl elementDecl = new XMLElementDecl();
fQName.setValues(null, name, name, null);
elementDecl.name.setValues(fQName);
elementDecl.contentModelValidator = null;
elementDecl.scope= -1;
if (contentModel.equals("EMPTY")) {
elementDecl.type = XMLElementDecl.TYPE_EMPTY;
}
else if (contentModel.equals("ANY")) {
elementDecl.type = XMLElementDecl.TYPE_ANY;
}
else if (contentModel.startsWith("(") ) {
if (contentModel.indexOf("#PCDATA") > 0 ) {
elementDecl.type = XMLElementDecl.TYPE_MIXED;
}
else {
elementDecl.type = XMLElementDecl.TYPE_CHILDREN;
}
}
//add(or set) this elementDecl to the local cache
this.fElementDeclTab.put(name, elementDecl );
fElementDecl = elementDecl;
addContentSpecToElement(elementDecl);
if ( DEBUG ) {
System.out.println( "name = " + fElementDecl.name.localpart );
System.out.println( "Type = " + fElementDecl.type );
}
setElementDecl(fCurrentElementIndex, fElementDecl );//set internal structure
int chunk = fCurrentElementIndex >> CHUNK_SHIFT;
int index = fCurrentElementIndex & CHUNK_MASK;
ensureElementDeclCapacity(chunk);
fElementDeclIsExternal[chunk][index] = (fReadingExternalDTD || fPEDepth > 0) ? 1 : 0;
} // elementDecl(String,String)
/**
* An attribute declaration.
*
* @param elementName The name of the element that this attribute
* is associated with.
* @param attributeName The name of the attribute.
* @param type The attribute type. This value will be one of
* the following: "CDATA", "ENTITY", "ENTITIES",
* "ENUMERATION", "ID", "IDREF", "IDREFS",
* "NMTOKEN", "NMTOKENS", or "NOTATION".
* @param enumeration If the type has the value "ENUMERATION", this
* array holds the allowed attribute values;
* otherwise, this array is null.
* @param defaultType The attribute default type. This value will be
* one of the following: "#FIXED", "#IMPLIED",
* "#REQUIRED", or null.
* @param defaultValue The attribute default value, or null if no
* default value is specified.
* @param nonNormalizedDefaultValue The attribute default value with no normalization
* performed, or null if no default value is specified.
*
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by handler to signal an error.
*/
public void attributeDecl(String elementName, String attributeName,
String type, String[] enumeration,
String defaultType, XMLString defaultValue,
XMLString nonNormalizedDefaultValue, Augmentations augs) throws XNIException {
if ( this.fElementDeclTab.containsKey(elementName) ) {
//if ElementDecl has already being created in the Grammar then remove from table,
//this.fElementDeclTab.remove( (String) elementName );
}
// then it is forward reference to a element decl, create the elementDecl first.
else {
fCurrentElementIndex = createElementDecl();//create element decl
XMLElementDecl elementDecl = new XMLElementDecl();
elementDecl.name.setValues(null, elementName, elementName, null);
elementDecl.scope= -1;
//add(or set) this elementDecl to the local cache
this.fElementDeclTab.put(elementName, elementDecl );
//set internal structure
setElementDecl(fCurrentElementIndex, elementDecl );
}
//Get Grammar index to grammar array
int elementIndex = getElementDeclIndex(elementName);
//return, when more than one definition is provided for the same attribute of given element type
//only the first declaration is binding and later declarations are ignored
if (getAttributeDeclIndex(elementIndex, attributeName) != -1) {
return;
}
fCurrentAttributeIndex = createAttributeDecl();// Create current Attribute Decl
fSimpleType.clear();
if ( defaultType != null ) {
if ( defaultType.equals( "#FIXED") ) {
fSimpleType.defaultType = XMLSimpleType.DEFAULT_TYPE_FIXED;
} else if ( defaultType.equals( "#IMPLIED") ) {
fSimpleType.defaultType = XMLSimpleType.DEFAULT_TYPE_IMPLIED;
} else if ( defaultType.equals( "#REQUIRED") ) {
fSimpleType.defaultType = XMLSimpleType.DEFAULT_TYPE_REQUIRED;
}
}
if ( DEBUG ) {
System.out.println("defaultvalue = " + defaultValue.toString() );
}
fSimpleType.defaultValue = defaultValue!=null ? defaultValue.toString() : null;
fSimpleType.nonNormalizedDefaultValue = nonNormalizedDefaultValue!=null ? nonNormalizedDefaultValue.toString() : null;
fSimpleType.enumeration = enumeration;
if (type.equals("CDATA")) {
fSimpleType.type = XMLSimpleType.TYPE_CDATA;
}
else if ( type.equals("ID") ) {
fSimpleType.type = XMLSimpleType.TYPE_ID;
}
else if ( type.startsWith("IDREF") ) {
fSimpleType.type = XMLSimpleType.TYPE_IDREF;
if (type.indexOf("S") > 0) {
fSimpleType.list = true;
}
}
else if (type.equals("ENTITIES")) {
fSimpleType.type = XMLSimpleType.TYPE_ENTITY;
fSimpleType.list = true;
}
else if (type.equals("ENTITY")) {
fSimpleType.type = XMLSimpleType.TYPE_ENTITY;
}
else if (type.equals("NMTOKENS")) {
fSimpleType.type = XMLSimpleType.TYPE_NMTOKEN;
fSimpleType.list = true;
}
else if (type.equals("NMTOKEN")) {
fSimpleType.type = XMLSimpleType.TYPE_NMTOKEN;
}
else if (type.startsWith("NOTATION") ) {
fSimpleType.type = XMLSimpleType.TYPE_NOTATION;
}
else if (type.startsWith("ENUMERATION") ) {
fSimpleType.type = XMLSimpleType.TYPE_ENUMERATION;
}
else {
// REVISIT: Report error message. -Ac
System.err.println("!!! unknown attribute type "+type);
}
// REVISIT: The datatype should be stored with the attribute value
// and not special-cased in the XMLValidator. -Ac
//fSimpleType.datatypeValidator = fDatatypeValidatorFactory.createDatatypeValidator(type, null, facets, fSimpleType.list);
fQName.setValues(null, attributeName, attributeName, null);
fAttributeDecl.setValues( fQName, fSimpleType, false );
setAttributeDecl(elementIndex, fCurrentAttributeIndex, fAttributeDecl);
int chunk = fCurrentAttributeIndex >> CHUNK_SHIFT;
int index = fCurrentAttributeIndex & CHUNK_MASK;
ensureAttributeDeclCapacity(chunk);
fAttributeDeclIsExternal[chunk][index] = (fReadingExternalDTD || fPEDepth > 0) ? 1 : 0;
} // attributeDecl(String,String,String,String[],String,XMLString,XMLString, Augmentations)
/**
* An internal entity declaration.
*
* @param name The name of the entity. Parameter entity names start with
* '%', whereas the name of a general entity is just the
* entity name.
* @param text The value of the entity.
* @param nonNormalizedText The non-normalized value of the entity. This
* value contains the same sequence of characters that was in
* the internal entity declaration, without any entity
* references expanded.
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by handler to signal an error.
*/
public void internalEntityDecl(String name, XMLString text,
XMLString nonNormalizedText,
Augmentations augs) throws XNIException {
int entityIndex = getEntityDeclIndex(name);
if( entityIndex == -1){
entityIndex = createEntityDecl();
boolean isPE = name.startsWith("%");
boolean inExternal = (fReadingExternalDTD || fPEDepth > 0);
XMLEntityDecl entityDecl = new XMLEntityDecl();
entityDecl.setValues(name,null,null, null, null,
text.toString(), isPE, inExternal);
setEntityDecl(entityIndex, entityDecl);
}
} // internalEntityDecl(String,XMLString,XMLString)
/**
* An external entity declaration.
*
* @param name The name of the entity. Parameter entity names start
* with '%', whereas the name of a general entity is just
* the entity name.
* @param identifier An object containing all location information
* pertinent to this external entity declaration.
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by handler to signal an error.
*/
public void externalEntityDecl(String name,
XMLResourceIdentifier identifier,
Augmentations augs) throws XNIException {
int entityIndex = getEntityDeclIndex(name);
if( entityIndex == -1){
entityIndex = createEntityDecl();
boolean isPE = name.startsWith("%");
boolean inExternal = (fReadingExternalDTD || fPEDepth > 0);
XMLEntityDecl entityDecl = new XMLEntityDecl();
entityDecl.setValues(name, identifier.getPublicId(), identifier.getLiteralSystemId(),
identifier.getBaseSystemId(),
null, null, isPE, inExternal);
setEntityDecl(entityIndex, entityDecl);
}
} // externalEntityDecl(String, XMLResourceIdentifier, Augmentations)
/**
* An unparsed entity declaration.
*
* @param name The name of the entity.
* @param identifier An object containing all location information
* pertinent to this entity.
* @param notation The name of the notation.
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by handler to signal an error.
*/
public void unparsedEntityDecl(String name, XMLResourceIdentifier identifier,
String notation,
Augmentations augs) throws XNIException {
XMLEntityDecl entityDecl = new XMLEntityDecl();
boolean isPE = name.startsWith("%");
boolean inExternal = (fReadingExternalDTD || fPEDepth > 0);
entityDecl.setValues(name,identifier.getPublicId(),identifier.getLiteralSystemId(),
identifier.getBaseSystemId(), notation,
null, isPE, inExternal);
int entityIndex = getEntityDeclIndex(name);
if (entityIndex == -1) {
entityIndex = createEntityDecl();
setEntityDecl(entityIndex, entityDecl);
}
} // unparsedEntityDecl(String,StringXMLResourceIdentifier,Augmentations)
/**
* A notation declaration
*
* @param name The name of the notation.
* @param identifier An object containing all location information
* pertinent to this notation.
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by handler to signal an error.
*/
public void notationDecl(String name, XMLResourceIdentifier identifier,
Augmentations augs) throws XNIException {
XMLNotationDecl notationDecl = new XMLNotationDecl();
notationDecl.setValues(name,identifier.getPublicId(),identifier.getLiteralSystemId(),
identifier.getBaseSystemId());
int notationIndex = getNotationDeclIndex(name);
if (notationIndex == -1) {
notationIndex = createNotationDecl();
setNotationDecl(notationIndex, notationDecl);
}
} // notationDecl(String,XMLResourceIdentifier,Augmentations)
/**
* The end of the DTD.
*
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by handler to signal an error.
*/
public void endDTD(Augmentations augs) throws XNIException {
fIsImmutable = true;
// make sure our description contains useful stuff...
if (fGrammarDescription.getRootName() == null) {
// we don't know what the root is; so use possibleRoots...
int chunk, index = 0;
String currName = null;
final int size = fElementDeclCount;
ArrayList elements = new ArrayList(size);
for (int i = 0; i < size; ++i) {
chunk = i >> CHUNK_SHIFT;
index = i & CHUNK_MASK;
currName = fElementDeclName[chunk][index].rawname;
elements.add(currName);
}
fGrammarDescription.setPossibleRoots(elements);
}
} // endDTD()
// sets the source of this handler
public void setDTDSource(XMLDTDSource source) {
fDTDSource = source;
} // setDTDSource(XMLDTDSource)
// returns the source of this handler
public XMLDTDSource getDTDSource() {
return fDTDSource;
} // getDTDSource(): XMLDTDSource
// no-op methods
/**
* Notifies of the presence of a TextDecl line in an entity. If present,
* this method will be called immediately following the startEntity call.
* <p>
* <strong>Note:</strong> This method is only called for external
* parameter entities referenced in the DTD.
*
* @param version The XML version, or null if not specified.
* @param encoding The IANA encoding name of the entity.
*
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by handler to signal an error.
*/
public void textDecl(String version, String encoding, Augmentations augs)
throws XNIException {}
/**
* A comment.
*
* @param text The text in the comment.
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by application to signal an error.
*/
public void comment(XMLString text, Augmentations augs) throws XNIException {}
/**
* A processing instruction. Processing instructions consist of a
* target name and, optionally, text data. The data is only meaningful
* to the application.
* <p>
* Typically, a processing instruction's data will contain a series
* of pseudo-attributes. These pseudo-attributes follow the form of
* element attributes but are <strong>not</strong> parsed or presented
* to the application as anything other than text. The application is
* responsible for parsing the data.
*
* @param target The target.
* @param data The data or null if none specified.
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by handler to signal an error.
*/
public void processingInstruction(String target, XMLString data,
Augmentations augs) throws XNIException {}
/**
* The start of an attribute list.
*
* @param elementName The name of the element that this attribute
* list is associated with.
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by handler to signal an error.
*/
public void startAttlist(String elementName, Augmentations augs)
throws XNIException {}
/**
* The end of an attribute list.
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by handler to signal an error.
*/
public void endAttlist(Augmentations augs) throws XNIException {}
/**
* The start of a conditional section.
*
* @param type The type of the conditional section. This value will
* either be CONDITIONAL_INCLUDE or CONDITIONAL_IGNORE.
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by handler to signal an error.
*
* @see XMLDTDHandler#CONDITIONAL_INCLUDE
* @see XMLDTDHandler#CONDITIONAL_IGNORE
*/
public void startConditional(short type, Augmentations augs)
throws XNIException {}
/**
* Characters within an IGNORE conditional section.
*
* @param text The ignored text.
* @param augs Additional information that may include infoset
* augmentations.
*/
public void ignoredCharacters(XMLString text, Augmentations augs)
throws XNIException {}
/**
* The end of a conditional section.
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by handler to signal an error.
*/
public void endConditional(Augmentations augs) throws XNIException {}
//
// XMLDTDContentModelHandler methods
//
// set content model source
public void setDTDContentModelSource(XMLDTDContentModelSource source) {
fDTDContentModelSource = source;
}
// get content model source
public XMLDTDContentModelSource getDTDContentModelSource() {
return fDTDContentModelSource;
}
/**
* The start of a content model. Depending on the type of the content
* model, specific methods may be called between the call to the
* startContentModel method and the call to the endContentModel method.
*
* @param elementName The name of the element.
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by handler to signal an error.
*/
public void startContentModel(String elementName, Augmentations augs)
throws XNIException {
XMLElementDecl elementDecl = this.fElementDeclTab.get(elementName);
if ( elementDecl != null ) {
fElementDecl = elementDecl;
}
fDepth = 0;
initializeContentModelStack();
} // startContentModel(String)
/**
* A start of either a mixed or children content model. A mixed
* content model will immediately be followed by a call to the
* <code>pcdata()</code> method. A children content model will
* contain additional groups and/or elements.
*
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by handler to signal an error.
*
* @see #any
* @see #empty
*/
public void startGroup(Augmentations augs) throws XNIException {
fDepth++;
initializeContentModelStack();
fMixed = false;
} // startGroup()
/**
* The appearance of "#PCDATA" within a group signifying a
* mixed content model. This method will be the first called
* following the content model's <code>startGroup()</code>.
*
*@param augs Additional information that may include infoset
* augmentations.
*
* @throws XNIException Thrown by handler to signal an error.
*
* @see #startGroup
*/
public void pcdata(Augmentations augs) throws XNIException {
fMixed = true;
} // pcdata()
/**
* A referenced element in a mixed or children content model.
*
* @param elementName The name of the referenced element.
* @param augs Additional information that may include infoset
* augmentations.
*
* @throws XNIException Thrown by handler to signal an error.
*/
public void element(String elementName, Augmentations augs) throws XNIException {
if (fMixed) {
if (fNodeIndexStack[fDepth] == -1 ) {
fNodeIndexStack[fDepth] = addUniqueLeafNode(elementName);
}
else {
fNodeIndexStack[fDepth] = addContentSpecNode(XMLContentSpec.CONTENTSPECNODE_CHOICE,
fNodeIndexStack[fDepth],
addUniqueLeafNode(elementName));
}
}
else {
fNodeIndexStack[fDepth] = addContentSpecNode(XMLContentSpec.CONTENTSPECNODE_LEAF, elementName);
}
} // element(String)
/**
* The separator between choices or sequences of a mixed or children
* content model.
*
* @param separator The type of children separator.
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by handler to signal an error.
*
* @see org.apache.xerces.xni.XMLDTDContentModelHandler#SEPARATOR_CHOICE
* @see org.apache.xerces.xni.XMLDTDContentModelHandler#SEPARATOR_SEQUENCE
*/
public void separator(short separator, Augmentations augs) throws XNIException {
if (!fMixed) {
if (fOpStack[fDepth] != XMLContentSpec.CONTENTSPECNODE_SEQ && separator == XMLDTDContentModelHandler.SEPARATOR_CHOICE ) {
if (fPrevNodeIndexStack[fDepth] != -1) {
fNodeIndexStack[fDepth] = addContentSpecNode(fOpStack[fDepth], fPrevNodeIndexStack[fDepth], fNodeIndexStack[fDepth]);
}
fPrevNodeIndexStack[fDepth] = fNodeIndexStack[fDepth];
fOpStack[fDepth] = XMLContentSpec.CONTENTSPECNODE_CHOICE;
} else if (fOpStack[fDepth] != XMLContentSpec.CONTENTSPECNODE_CHOICE && separator == XMLDTDContentModelHandler.SEPARATOR_SEQUENCE) {
if (fPrevNodeIndexStack[fDepth] != -1) {
fNodeIndexStack[fDepth] = addContentSpecNode(fOpStack[fDepth], fPrevNodeIndexStack[fDepth], fNodeIndexStack[fDepth]);
}
fPrevNodeIndexStack[fDepth] = fNodeIndexStack[fDepth];
fOpStack[fDepth] = XMLContentSpec.CONTENTSPECNODE_SEQ;
}
}
} // separator(short)
/**
* The occurrence count for a child in a children content model or
* for the mixed content model group.
*
* @param occurrence The occurrence count for the last element
* or group.
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by handler to signal an error.
*
* @see org.apache.xerces.xni.XMLDTDContentModelHandler#OCCURS_ZERO_OR_ONE
* @see org.apache.xerces.xni.XMLDTDContentModelHandler#OCCURS_ZERO_OR_MORE
* @see org.apache.xerces.xni.XMLDTDContentModelHandler#OCCURS_ONE_OR_MORE
*/
public void occurrence(short occurrence, Augmentations augs) throws XNIException {
if (!fMixed) {
if (occurrence == XMLDTDContentModelHandler.OCCURS_ZERO_OR_ONE ) {
fNodeIndexStack[fDepth] = addContentSpecNode(XMLContentSpec.CONTENTSPECNODE_ZERO_OR_ONE, fNodeIndexStack[fDepth], -1);
} else if ( occurrence == XMLDTDContentModelHandler.OCCURS_ZERO_OR_MORE ) {
fNodeIndexStack[fDepth] = addContentSpecNode(XMLContentSpec.CONTENTSPECNODE_ZERO_OR_MORE, fNodeIndexStack[fDepth], -1 );
} else if ( occurrence == XMLDTDContentModelHandler.OCCURS_ONE_OR_MORE) {
fNodeIndexStack[fDepth] = addContentSpecNode(XMLContentSpec.CONTENTSPECNODE_ONE_OR_MORE, fNodeIndexStack[fDepth], -1 );
}
}
} // occurrence(short)
/**
* The end of a group for mixed or children content models.
*
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by handler to signal an error.
*/
public void endGroup(Augmentations augs) throws XNIException {
if (!fMixed) {
if (fPrevNodeIndexStack[fDepth] != -1) {
fNodeIndexStack[fDepth] = addContentSpecNode(fOpStack[fDepth], fPrevNodeIndexStack[fDepth], fNodeIndexStack[fDepth]);
}
int nodeIndex = fNodeIndexStack[fDepth--];
fNodeIndexStack[fDepth] = nodeIndex;
}
} // endGroup()
// no-op methods
/**
* A content model of ANY.
*
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by handler to signal an error.
*
* @see #empty
* @see #startGroup
*/
public void any(Augmentations augs) throws XNIException {}
/**
* A content model of EMPTY.
*
* @param augs Additional information that may include infoset
* augmentations.
* @throws XNIException Thrown by handler to signal an error.
*
* @see #any
* @see #startGroup
*/
public void empty(Augmentations augs) throws XNIException {}
/**
* The end of a content model.
* @param augs Additional information that may include infoset
* augmentations.
*
* @throws XNIException Thrown by handler to signal an error.
*/
public void endContentModel(Augmentations augs) throws XNIException {}
//
// Grammar methods
//
/** Returns true if this grammar is namespace aware. */
public boolean isNamespaceAware() {
return false;
} // isNamespaceAware():boolean
/** Returns the symbol table. */
public SymbolTable getSymbolTable() {
return fSymbolTable;
} // getSymbolTable():SymbolTable
/**
* Returns the index of the first element declaration. This index
* is then used to query more information about the element declaration.
*
* @see #getNextElementDeclIndex
* @see #getElementDecl
*/
public int getFirstElementDeclIndex() {
return fElementDeclCount >= 0 ? 0 : -1;
} // getFirstElementDeclIndex():int
/**
* Returns the next index of the element declaration following the
* specified element declaration.
*
* @param elementDeclIndex The element declaration index.
*/
public int getNextElementDeclIndex(int elementDeclIndex) {
return elementDeclIndex < fElementDeclCount - 1
? elementDeclIndex + 1 : -1;
} // getNextElementDeclIndex(int):int
/**
* getElementDeclIndex
*
* @param elementDeclName
*
* @return index of the elementDeclName in scope
*/
public int getElementDeclIndex(String elementDeclName) {
Integer mapping = fElementIndexMap.get(elementDeclName);
if (mapping == null) {
mapping = -1;
}
//System.out.println("getElementDeclIndex("+elementDeclName+") -> "+mapping);
return mapping;
} // getElementDeclIndex(String):int
/** Returns the element decl index.
* @param elementDeclQName qualilfied name of the element
*/
public int getElementDeclIndex(QName elementDeclQName) {
return getElementDeclIndex(elementDeclQName.rawname);
} // getElementDeclIndex(QName):int
/** make separate function for getting contentSpecType of element.
* we can avoid setting of the element values.
*/
public short getContentSpecType(int elementIndex){
if (elementIndex < 0 || elementIndex >= fElementDeclCount) {
return -1 ;
}
int chunk = elementIndex >> CHUNK_SHIFT;
int index = elementIndex & CHUNK_MASK;
if(fElementDeclType[chunk][index] == -1){
return -1 ;
}
else{
return (short) (fElementDeclType[chunk][index] & LIST_MASK);
}
}//getContentSpecType
/**
* getElementDecl
*
* @param elementDeclIndex
* @param elementDecl The values of this structure are set by this call.
*
* @return True if find the element, False otherwise.
*/
public boolean getElementDecl(int elementDeclIndex,
XMLElementDecl elementDecl) {
if (elementDeclIndex < 0 || elementDeclIndex >= fElementDeclCount) {
return false;
}
int chunk = elementDeclIndex >> CHUNK_SHIFT;
int index = elementDeclIndex & CHUNK_MASK;
elementDecl.name.setValues(fElementDeclName[chunk][index]);
if (fElementDeclType[chunk][index] == -1) {
elementDecl.type = -1;
elementDecl.simpleType.list = false;
} else {
elementDecl.type = (short) (fElementDeclType[chunk][index] & LIST_MASK);
elementDecl.simpleType.list = (fElementDeclType[chunk][index] & LIST_FLAG) != 0;
}
/* Validators are null until we add that code */
if (elementDecl.type == XMLElementDecl.TYPE_CHILDREN || elementDecl.type == XMLElementDecl.TYPE_MIXED) {
elementDecl.contentModelValidator = getElementContentModelValidator(elementDeclIndex);
}
elementDecl.simpleType.datatypeValidator = null;
elementDecl.simpleType.defaultType = -1;
elementDecl.simpleType.defaultValue = null;
return true;
} // getElementDecl(int,XMLElementDecl):boolean
QName getElementDeclName(int elementDeclIndex) {
if (elementDeclIndex < 0 || elementDeclIndex >= fElementDeclCount) {
return null;
}
int chunk = elementDeclIndex >> CHUNK_SHIFT;
int index = elementDeclIndex & CHUNK_MASK;
return fElementDeclName[chunk][index];
}
// REVISIT: Make this getAttributeDeclCount/getAttributeDeclAt. -Ac
/**
* getFirstAttributeDeclIndex
*
* @param elementDeclIndex
*
* @return index of the first attribute for element declaration elementDeclIndex
*/
public int getFirstAttributeDeclIndex(int elementDeclIndex) {
int chunk = elementDeclIndex >> CHUNK_SHIFT;
int index = elementDeclIndex & CHUNK_MASK;
return fElementDeclFirstAttributeDeclIndex[chunk][index];
} // getFirstAttributeDeclIndex
/**
* getNextAttributeDeclIndex
*
* @param attributeDeclIndex
*
* @return index of the next attribute of the attribute at attributeDeclIndex
*/
public int getNextAttributeDeclIndex(int attributeDeclIndex) {
int chunk = attributeDeclIndex >> CHUNK_SHIFT;
int index = attributeDeclIndex & CHUNK_MASK;
return fAttributeDeclNextAttributeDeclIndex[chunk][index];
} // getNextAttributeDeclIndex
/**
* getAttributeDecl
*
* @param attributeDeclIndex
* @param attributeDecl The values of this structure are set by this call.
*
* @return true if getAttributeDecl was able to fill in the value of attributeDecl
*/
public boolean getAttributeDecl(int attributeDeclIndex, XMLAttributeDecl attributeDecl) {
if (attributeDeclIndex < 0 || attributeDeclIndex >= fAttributeDeclCount) {
return false;
}
int chunk = attributeDeclIndex >> CHUNK_SHIFT;
int index = attributeDeclIndex & CHUNK_MASK;
attributeDecl.name.setValues(fAttributeDeclName[chunk][index]);
short attributeType;
boolean isList;
if (fAttributeDeclType[chunk][index] == -1) {
attributeType = -1;
isList = false;
} else {
attributeType = (short) (fAttributeDeclType[chunk][index] & LIST_MASK);
isList = (fAttributeDeclType[chunk][index] & LIST_FLAG) != 0;
}
attributeDecl.simpleType.setValues(attributeType,fAttributeDeclName[chunk][index].localpart,
fAttributeDeclEnumeration[chunk][index],
isList, fAttributeDeclDefaultType[chunk][index],
fAttributeDeclDefaultValue[chunk][index],
fAttributeDeclNonNormalizedDefaultValue[chunk][index],
fAttributeDeclDatatypeValidator[chunk][index]);
return true;
} // getAttributeDecl
/**
* Returns whether the given attribute is of type CDATA or not
*
* @param elName The element name.
* @param atName The attribute name.
*
* @return true if the attribute is of type CDATA
*/
public boolean isCDATAAttribute(QName elName, QName atName) {
int elDeclIdx = getElementDeclIndex(elName);
if (getAttributeDecl(elDeclIdx, fAttributeDecl)
&& fAttributeDecl.simpleType.type != XMLSimpleType.TYPE_CDATA){
return false;
}
return true;
}
/**
* getEntityDeclIndex
*
* @param entityDeclName
*
* @return the index of the EntityDecl
*/
public int getEntityDeclIndex(String entityDeclName) {
if (entityDeclName == null || fEntityIndexMap.get(entityDeclName) == null) {
return -1;
}
return fEntityIndexMap.get(entityDeclName);
} // getEntityDeclIndex
/**
* getEntityDecl
*
* @param entityDeclIndex
* @param entityDecl
*
* @return true if getEntityDecl was able to fill entityDecl with the contents of the entity
* with index entityDeclIndex
*/
public boolean getEntityDecl(int entityDeclIndex, XMLEntityDecl entityDecl) {
if (entityDeclIndex < 0 || entityDeclIndex >= fEntityCount) {
return false;
}
int chunk = entityDeclIndex >> CHUNK_SHIFT;
int index = entityDeclIndex & CHUNK_MASK;
entityDecl.setValues(fEntityName[chunk][index],
fEntityPublicId[chunk][index],
fEntitySystemId[chunk][index],
fEntityBaseSystemId[chunk][index],
fEntityNotation[chunk][index],
fEntityValue[chunk][index],
fEntityIsPE[chunk][index] == 0 ? false : true ,
fEntityInExternal[chunk][index] == 0 ? false : true );
return true;
} // getEntityDecl
/**
* getNotationDeclIndex
*
* @param notationDeclName
*
* @return the index if found a notation with the name, otherwise -1.
*/
public int getNotationDeclIndex(String notationDeclName) {
if (notationDeclName == null || fNotationIndexMap.get(notationDeclName) == null) {
return -1;
}
return fNotationIndexMap.get(notationDeclName);
} // getNotationDeclIndex
/**
* getNotationDecl
*
* @param notationDeclIndex
* @param notationDecl
*
* @return return true of getNotationDecl can fill notationDecl with information about
* the notation at notationDeclIndex.
*/
public boolean getNotationDecl(int notationDeclIndex, XMLNotationDecl notationDecl) {
if (notationDeclIndex < 0 || notationDeclIndex >= fNotationCount) {
return false;
}
int chunk = notationDeclIndex >> CHUNK_SHIFT;
int index = notationDeclIndex & CHUNK_MASK;
notationDecl.setValues(fNotationName[chunk][index],
fNotationPublicId[chunk][index],
fNotationSystemId[chunk][index],
fNotationBaseSystemId[chunk][index]);
return true;
} // getNotationDecl
/**
* getContentSpec
*
* @param contentSpecIndex
* @param contentSpec
*
* @return true if find the requested contentSpec node, false otherwise
*/
public boolean getContentSpec(int contentSpecIndex, XMLContentSpec contentSpec) {
if (contentSpecIndex < 0 || contentSpecIndex >= fContentSpecCount )
return false;
int chunk = contentSpecIndex >> CHUNK_SHIFT;
int index = contentSpecIndex & CHUNK_MASK;
contentSpec.type = fContentSpecType[chunk][index];
contentSpec.value = fContentSpecValue[chunk][index];
contentSpec.otherValue = fContentSpecOtherValue[chunk][index];
return true;
}
/**
* Returns the index to the content spec for the given element
* declaration, or <code>-1</code> if the element declaration
* index was invalid.
*/
public int getContentSpecIndex(int elementDeclIndex) {
if (elementDeclIndex < 0 || elementDeclIndex >= fElementDeclCount) {
return -1;
}
final int chunk = elementDeclIndex >> CHUNK_SHIFT;
final int index = elementDeclIndex & CHUNK_MASK;
return fElementDeclContentSpecIndex[chunk][index];
}
/**
* getContentSpecAsString
*
* @param elementDeclIndex
*
* @return String
*/
public String getContentSpecAsString(int elementDeclIndex){
if (elementDeclIndex < 0 || elementDeclIndex >= fElementDeclCount) {
return null;
}
int chunk = elementDeclIndex >> CHUNK_SHIFT;
int index = elementDeclIndex & CHUNK_MASK;
int contentSpecIndex = fElementDeclContentSpecIndex[chunk][index];
// lookup content spec node
XMLContentSpec contentSpec = new XMLContentSpec();
if (getContentSpec(contentSpecIndex, contentSpec)) {
// build string
StringBuffer str = new StringBuffer();
int parentContentSpecType = contentSpec.type & 0x0f;
int nextContentSpec;
switch (parentContentSpecType) {
case XMLContentSpec.CONTENTSPECNODE_LEAF: {
str.append('(');
if (contentSpec.value == null && contentSpec.otherValue == null) {
str.append("#PCDATA");
}
else {
str.append(contentSpec.value);
}
str.append(')');
break;
}
case XMLContentSpec.CONTENTSPECNODE_ZERO_OR_ONE: {
getContentSpec(((int[])contentSpec.value)[0], contentSpec);
nextContentSpec = contentSpec.type;
if (nextContentSpec == XMLContentSpec.CONTENTSPECNODE_LEAF) {
str.append('(');
str.append(contentSpec.value);
str.append(')');
} else if( nextContentSpec == XMLContentSpec.CONTENTSPECNODE_ONE_OR_MORE ||
nextContentSpec == XMLContentSpec.CONTENTSPECNODE_ZERO_OR_MORE ||
nextContentSpec == XMLContentSpec.CONTENTSPECNODE_ZERO_OR_ONE ) {
str.append('(' );
appendContentSpec(contentSpec, str,
true, parentContentSpecType );
str.append(')');
} else {
appendContentSpec(contentSpec, str,
true, parentContentSpecType );
}
str.append('?');
break;
}
case XMLContentSpec.CONTENTSPECNODE_ZERO_OR_MORE: {
getContentSpec(((int[])contentSpec.value)[0], contentSpec);
nextContentSpec = contentSpec.type;
if ( nextContentSpec == XMLContentSpec.CONTENTSPECNODE_LEAF) {
str.append('(');
if (contentSpec.value == null && contentSpec.otherValue == null) {
str.append("#PCDATA");
}
else if (contentSpec.otherValue != null) {
str.append("##any:uri=").append(contentSpec.otherValue);
}
else if (contentSpec.value == null) {
str.append("##any");
}
else {
appendContentSpec(contentSpec, str,
true, parentContentSpecType );
}
str.append(')');
} else if( nextContentSpec == XMLContentSpec.CONTENTSPECNODE_ONE_OR_MORE ||
nextContentSpec == XMLContentSpec.CONTENTSPECNODE_ZERO_OR_MORE ||
nextContentSpec == XMLContentSpec.CONTENTSPECNODE_ZERO_OR_ONE ) {
str.append('(' );
appendContentSpec(contentSpec, str,
true, parentContentSpecType );
str.append(')');
} else {
appendContentSpec(contentSpec, str,
true, parentContentSpecType );
}
str.append('*');
break;
}
case XMLContentSpec.CONTENTSPECNODE_ONE_OR_MORE: {
getContentSpec(((int[])contentSpec.value)[0], contentSpec);
nextContentSpec = contentSpec.type;
if ( nextContentSpec == XMLContentSpec.CONTENTSPECNODE_LEAF) {
str.append('(');
if (contentSpec.value == null && contentSpec.otherValue == null) {
str.append("#PCDATA");
}
else if (contentSpec.otherValue != null) {
str.append("##any:uri=").append(contentSpec.otherValue);
}
else if (contentSpec.value == null) {
str.append("##any");
}
else {
str.append(contentSpec.value);
}
str.append(')');
} else if( nextContentSpec == XMLContentSpec.CONTENTSPECNODE_ONE_OR_MORE ||
nextContentSpec == XMLContentSpec.CONTENTSPECNODE_ZERO_OR_MORE ||
nextContentSpec == XMLContentSpec.CONTENTSPECNODE_ZERO_OR_ONE ) {
str.append('(' );
appendContentSpec(contentSpec, str,
true, parentContentSpecType );
str.append(')');
} else {
appendContentSpec(contentSpec, str,
true, parentContentSpecType);
}
str.append('+');
break;
}
case XMLContentSpec.CONTENTSPECNODE_CHOICE:
case XMLContentSpec.CONTENTSPECNODE_SEQ: {
appendContentSpec(contentSpec, str,
true, parentContentSpecType );
break;
}
case XMLContentSpec.CONTENTSPECNODE_ANY: {
str.append("##any");
if (contentSpec.otherValue != null) {
str.append(":uri=");
str.append(contentSpec.otherValue);
}
break;
}
case XMLContentSpec.CONTENTSPECNODE_ANY_OTHER: {
str.append("##other:uri=");
str.append(contentSpec.otherValue);
break;
}
case XMLContentSpec.CONTENTSPECNODE_ANY_LOCAL: {
str.append("##local");
break;
}
default: {
str.append("???");
}
} // switch type
// return string
return str.toString();
}
// not found
return null;
} // getContentSpecAsString(int):String
// debugging
public void printElements( ) {
int elementDeclIndex = 0;
XMLElementDecl elementDecl = new XMLElementDecl();
while (getElementDecl(elementDeclIndex++, elementDecl)) {
System.out.println("element decl: "+elementDecl.name+
", "+ elementDecl.name.rawname );
// ", "+ elementDecl.contentModelValidator.toString());
}
}
public void printAttributes(int elementDeclIndex) {
int attributeDeclIndex = getFirstAttributeDeclIndex(elementDeclIndex);
System.out.print(elementDeclIndex);
System.out.print(" [");
while (attributeDeclIndex != -1) {
System.out.print(' ');
System.out.print(attributeDeclIndex);
printAttribute(attributeDeclIndex);
attributeDeclIndex = getNextAttributeDeclIndex(attributeDeclIndex);
if (attributeDeclIndex != -1) {
System.out.print(",");
}
}
System.out.println(" ]");
}
//
// Protected methods
//
/**
* Adds the content spec to the given element declaration.
*/
protected void addContentSpecToElement(XMLElementDecl elementDecl) {
if ((fDepth == 0 || (fDepth == 1 && elementDecl.type == XMLElementDecl.TYPE_MIXED)) &&
fNodeIndexStack != null) {
if (elementDecl.type == XMLElementDecl.TYPE_MIXED) {
int pcdata = addUniqueLeafNode(null);
if (fNodeIndexStack[0] == -1) {
fNodeIndexStack[0] = pcdata;
}
else {
fNodeIndexStack[0] = addContentSpecNode(XMLContentSpec.CONTENTSPECNODE_CHOICE,
pcdata, fNodeIndexStack[0]);
}
}
setContentSpecIndex(fCurrentElementIndex, fNodeIndexStack[fDepth]);
}
}
/**
* getElementContentModelValidator
*
* @param elementDeclIndex
*
* @return its ContentModelValidator if any.
*/
protected ContentModelValidator getElementContentModelValidator(int elementDeclIndex) {
int chunk = elementDeclIndex >> CHUNK_SHIFT;
int index = elementDeclIndex & CHUNK_MASK;
ContentModelValidator contentModel = fElementDeclContentModelValidator[chunk][index];
// If we have one, just return that. Otherwise, gotta create one
if (contentModel != null) {
return contentModel;
}
int contentType = fElementDeclType[chunk][index];
if (contentType == XMLElementDecl.TYPE_SIMPLE) {
return null;
}
// Get the type of content this element has
int contentSpecIndex = fElementDeclContentSpecIndex[chunk][index];
/***
if ( contentSpecIndex == -1 )
return null;
/***/
XMLContentSpec contentSpec = new XMLContentSpec();
getContentSpec( contentSpecIndex, contentSpec );
// And create the content model according to the spec type
if ( contentType == XMLElementDecl.TYPE_MIXED ) {
//
// Just create a mixel content model object. This type of
// content model is optimized for mixed content validation.
//
ChildrenList children = new ChildrenList();
contentSpecTree(contentSpecIndex, contentSpec, children);
contentModel = new MixedContentModel(children.qname,
children.type,
0, children.length,
false);
} else if (contentType == XMLElementDecl.TYPE_CHILDREN) {
// This method will create an optimal model for the complexity
// of the element's defined model. If its simple, it will create
// a SimpleContentModel object. If its a simple list, it will
// create a SimpleListContentModel object. If its complex, it
// will create a DFAContentModel object.
//
contentModel = createChildModel(contentSpecIndex);
} else {
throw new RuntimeException("Unknown content type for a element decl "
+ "in getElementContentModelValidator() in AbstractDTDGrammar class");
}
// Add the new model to the content model for this element
fElementDeclContentModelValidator[chunk][index] = contentModel;
return contentModel;
} // getElementContentModelValidator(int):ContentModelValidator
protected int createElementDecl() {
int chunk = fElementDeclCount >> CHUNK_SHIFT;
int index = fElementDeclCount & CHUNK_MASK;
ensureElementDeclCapacity(chunk);
fElementDeclName[chunk][index] = new QName();
fElementDeclType[chunk][index] = -1;
fElementDeclContentModelValidator[chunk][index] = null;
fElementDeclFirstAttributeDeclIndex[chunk][index] = -1;
fElementDeclLastAttributeDeclIndex[chunk][index] = -1;
return fElementDeclCount++;
}
protected void setElementDecl(int elementDeclIndex, XMLElementDecl elementDecl) {
if (elementDeclIndex < 0 || elementDeclIndex >= fElementDeclCount) {
return;
}
int chunk = elementDeclIndex >> CHUNK_SHIFT;
int index = elementDeclIndex & CHUNK_MASK;
fElementDeclName[chunk][index].setValues(elementDecl.name);
fElementDeclType[chunk][index] = elementDecl.type;
fElementDeclContentModelValidator[chunk][index] = elementDecl.contentModelValidator;
if (elementDecl.simpleType.list == true ) {
fElementDeclType[chunk][index] |= LIST_FLAG;
}
fElementIndexMap.put(elementDecl.name.rawname, elementDeclIndex);
}
protected void putElementNameMapping(QName name, int scope,
int elementDeclIndex) {
}
protected void setFirstAttributeDeclIndex(int elementDeclIndex, int newFirstAttrIndex){
if (elementDeclIndex < 0 || elementDeclIndex >= fElementDeclCount) {
return;
}
int chunk = elementDeclIndex >> CHUNK_SHIFT;
int index = elementDeclIndex & CHUNK_MASK;
fElementDeclFirstAttributeDeclIndex[chunk][index] = newFirstAttrIndex;
}
protected void setContentSpecIndex(int elementDeclIndex, int contentSpecIndex){
if (elementDeclIndex < 0 || elementDeclIndex >= fElementDeclCount) {
return;
}
int chunk = elementDeclIndex >> CHUNK_SHIFT;
int index = elementDeclIndex & CHUNK_MASK;
fElementDeclContentSpecIndex[chunk][index] = contentSpecIndex;
}
protected int createAttributeDecl() {
int chunk = fAttributeDeclCount >> CHUNK_SHIFT;
int index = fAttributeDeclCount & CHUNK_MASK;
ensureAttributeDeclCapacity(chunk);
fAttributeDeclName[chunk][index] = new QName();
fAttributeDeclType[chunk][index] = -1;
fAttributeDeclDatatypeValidator[chunk][index] = null;
fAttributeDeclEnumeration[chunk][index] = null;
fAttributeDeclDefaultType[chunk][index] = XMLSimpleType.DEFAULT_TYPE_IMPLIED;
fAttributeDeclDefaultValue[chunk][index] = null;
fAttributeDeclNonNormalizedDefaultValue[chunk][index] = null;
fAttributeDeclNextAttributeDeclIndex[chunk][index] = -1;
return fAttributeDeclCount++;
}
protected void setAttributeDecl(int elementDeclIndex, int attributeDeclIndex,
XMLAttributeDecl attributeDecl) {
int attrChunk = attributeDeclIndex >> CHUNK_SHIFT;
int attrIndex = attributeDeclIndex & CHUNK_MASK;
fAttributeDeclName[attrChunk][attrIndex].setValues(attributeDecl.name);
fAttributeDeclType[attrChunk][attrIndex] = attributeDecl.simpleType.type;
if (attributeDecl.simpleType.list) {
fAttributeDeclType[attrChunk][attrIndex] |= LIST_FLAG;
}
fAttributeDeclEnumeration[attrChunk][attrIndex] = attributeDecl.simpleType.enumeration;
fAttributeDeclDefaultType[attrChunk][attrIndex] = attributeDecl.simpleType.defaultType;
fAttributeDeclDatatypeValidator[attrChunk][attrIndex] = attributeDecl.simpleType.datatypeValidator;
fAttributeDeclDefaultValue[attrChunk][attrIndex] = attributeDecl.simpleType.defaultValue;
fAttributeDeclNonNormalizedDefaultValue[attrChunk][attrIndex] = attributeDecl.simpleType.nonNormalizedDefaultValue;
int elemChunk = elementDeclIndex >> CHUNK_SHIFT;
int elemIndex = elementDeclIndex & CHUNK_MASK;
int index = fElementDeclFirstAttributeDeclIndex[elemChunk][elemIndex];
while (index != -1) {
if (index == attributeDeclIndex) {
break;
}
attrChunk = index >> CHUNK_SHIFT;
attrIndex = index & CHUNK_MASK;
index = fAttributeDeclNextAttributeDeclIndex[attrChunk][attrIndex];
}
if (index == -1) {
if (fElementDeclFirstAttributeDeclIndex[elemChunk][elemIndex] == -1) {
fElementDeclFirstAttributeDeclIndex[elemChunk][elemIndex] = attributeDeclIndex;
} else {
index = fElementDeclLastAttributeDeclIndex[elemChunk][elemIndex];
attrChunk = index >> CHUNK_SHIFT;
attrIndex = index & CHUNK_MASK;
fAttributeDeclNextAttributeDeclIndex[attrChunk][attrIndex] = attributeDeclIndex;
}
fElementDeclLastAttributeDeclIndex[elemChunk][elemIndex] = attributeDeclIndex;
}
}
protected int createContentSpec() {
int chunk = fContentSpecCount >> CHUNK_SHIFT;
int index = fContentSpecCount & CHUNK_MASK;
ensureContentSpecCapacity(chunk);
fContentSpecType[chunk][index] = -1;
fContentSpecValue[chunk][index] = null;
fContentSpecOtherValue[chunk][index] = null;
return fContentSpecCount++;
}
protected void setContentSpec(int contentSpecIndex, XMLContentSpec contentSpec) {
int chunk = contentSpecIndex >> CHUNK_SHIFT;
int index = contentSpecIndex & CHUNK_MASK;
fContentSpecType[chunk][index] = contentSpec.type;
fContentSpecValue[chunk][index] = contentSpec.value;
fContentSpecOtherValue[chunk][index] = contentSpec.otherValue;
}
protected int createEntityDecl() {
int chunk = fEntityCount >> CHUNK_SHIFT;
int index = fEntityCount & CHUNK_MASK;
ensureEntityDeclCapacity(chunk);
fEntityIsPE[chunk][index] = 0;
fEntityInExternal[chunk][index] = 0;
return fEntityCount++;
}
protected void setEntityDecl(int entityDeclIndex, XMLEntityDecl entityDecl) {
int chunk = entityDeclIndex >> CHUNK_SHIFT;
int index = entityDeclIndex & CHUNK_MASK;
fEntityName[chunk][index] = entityDecl.name;
fEntityValue[chunk][index] = entityDecl.value;
fEntityPublicId[chunk][index] = entityDecl.publicId;
fEntitySystemId[chunk][index] = entityDecl.systemId;
fEntityBaseSystemId[chunk][index] = entityDecl.baseSystemId;
fEntityNotation[chunk][index] = entityDecl.notation;
fEntityIsPE[chunk][index] = entityDecl.isPE ? (byte)1 : (byte)0;
fEntityInExternal[chunk][index] = entityDecl.inExternal ? (byte)1 : (byte)0;
fEntityIndexMap.put(entityDecl.name, entityDeclIndex);
}
protected int createNotationDecl() {
int chunk = fNotationCount >> CHUNK_SHIFT;
ensureNotationDeclCapacity(chunk);
return fNotationCount++;
}
protected void setNotationDecl(int notationDeclIndex, XMLNotationDecl notationDecl) {
int chunk = notationDeclIndex >> CHUNK_SHIFT;
int index = notationDeclIndex & CHUNK_MASK;
fNotationName[chunk][index] = notationDecl.name;
fNotationPublicId[chunk][index] = notationDecl.publicId;
fNotationSystemId[chunk][index] = notationDecl.systemId;
fNotationBaseSystemId[chunk][index] = notationDecl.baseSystemId;
fNotationIndexMap.put(notationDecl.name, notationDeclIndex);
}
/**
* Create an XMLContentSpec for a single non-leaf
*
* @param nodeType the type of XMLContentSpec to create - from XMLContentSpec.CONTENTSPECNODE_*
* @param nodeValue handle to an XMLContentSpec
* @return handle to the newly create XMLContentSpec
*/
protected int addContentSpecNode(short nodeType, String nodeValue) {
// create content spec node
int contentSpecIndex = createContentSpec();
// set content spec node values
fContentSpec.setValues(nodeType, nodeValue, null);
setContentSpec(contentSpecIndex, fContentSpec);
// return index
return contentSpecIndex;
} // addContentSpecNode(short,String):int
/**
* create an XMLContentSpec for a leaf
*
* @param elementName the name (Element) for the node
* @return handle to the newly create XMLContentSpec
*/
protected int addUniqueLeafNode(String elementName) {
// create content spec node
int contentSpecIndex = createContentSpec();
// set content spec node values
fContentSpec.setValues( XMLContentSpec.CONTENTSPECNODE_LEAF,
elementName, null);
setContentSpec(contentSpecIndex, fContentSpec);
// return index
return contentSpecIndex;
} // addUniqueLeafNode(String):int
/**
* Create an XMLContentSpec for a two child leaf
*
* @param nodeType the type of XMLContentSpec to create - from XMLContentSpec.CONTENTSPECNODE_*
* @param leftNodeIndex handle to an XMLContentSpec
* @param rightNodeIndex handle to an XMLContentSpec
* @return handle to the newly create XMLContentSpec
*/
protected int addContentSpecNode(short nodeType,
int leftNodeIndex, int rightNodeIndex) {
// create content spec node
int contentSpecIndex = createContentSpec();
// set content spec node values
int[] leftIntArray = new int[1];
int[] rightIntArray = new int[1];
leftIntArray[0] = leftNodeIndex;
rightIntArray[0] = rightNodeIndex;
fContentSpec.setValues(nodeType, leftIntArray, rightIntArray);
setContentSpec(contentSpecIndex, fContentSpec);
// return index
return contentSpecIndex;
} // addContentSpecNode(short,int,int):int
/** Initialize content model stack. */
protected void initializeContentModelStack() {
if (fOpStack == null) {
fOpStack = new short[8];
fNodeIndexStack = new int[8];
fPrevNodeIndexStack = new int[8];
} else if (fDepth == fOpStack.length) {
short[] newStack = new short[fDepth * 2];
System.arraycopy(fOpStack, 0, newStack, 0, fDepth);
fOpStack = newStack;
int[] newIntStack = new int[fDepth * 2];
System.arraycopy(fNodeIndexStack, 0, newIntStack, 0, fDepth);
fNodeIndexStack = newIntStack;
newIntStack = new int[fDepth * 2];
System.arraycopy(fPrevNodeIndexStack, 0, newIntStack, 0, fDepth);
fPrevNodeIndexStack = newIntStack;
}
fOpStack[fDepth] = -1;
fNodeIndexStack[fDepth] = -1;
fPrevNodeIndexStack[fDepth] = -1;
} // initializeContentModelStack()
boolean isImmutable() {
return fIsImmutable;
}
//
// Private methods
//
private void appendContentSpec(XMLContentSpec contentSpec,
StringBuffer str, boolean parens,
int parentContentSpecType ) {
int thisContentSpec = contentSpec.type & 0x0f;
switch (thisContentSpec) {
case XMLContentSpec.CONTENTSPECNODE_LEAF: {
if (contentSpec.value == null && contentSpec.otherValue == null) {
str.append("#PCDATA");
}
else if (contentSpec.value == null && contentSpec.otherValue != null) {
str.append("##any:uri=").append(contentSpec.otherValue);
}
else if (contentSpec.value == null) {
str.append("##any");
}
else {
str.append(contentSpec.value);
}
break;
}
case XMLContentSpec.CONTENTSPECNODE_ZERO_OR_ONE: {
if (parentContentSpecType == XMLContentSpec.CONTENTSPECNODE_ONE_OR_MORE ||
parentContentSpecType == XMLContentSpec.CONTENTSPECNODE_ZERO_OR_MORE ||
parentContentSpecType == XMLContentSpec.CONTENTSPECNODE_ZERO_OR_ONE ) {
getContentSpec(((int[])contentSpec.value)[0], contentSpec);
str.append('(');
appendContentSpec(contentSpec, str, true, thisContentSpec );
str.append(')');
}
else {
getContentSpec(((int[])contentSpec.value)[0], contentSpec);
appendContentSpec( contentSpec, str, true, thisContentSpec );
}
str.append('?');
break;
}
case XMLContentSpec.CONTENTSPECNODE_ZERO_OR_MORE: {
if (parentContentSpecType == XMLContentSpec.CONTENTSPECNODE_ONE_OR_MORE ||
parentContentSpecType == XMLContentSpec.CONTENTSPECNODE_ZERO_OR_MORE ||
parentContentSpecType == XMLContentSpec.CONTENTSPECNODE_ZERO_OR_ONE ) {
getContentSpec(((int[])contentSpec.value)[0], contentSpec);
str.append('(');
appendContentSpec(contentSpec, str, true, thisContentSpec);
str.append(')' );
}
else {
getContentSpec(((int[])contentSpec.value)[0], contentSpec);
appendContentSpec(contentSpec, str, true, thisContentSpec);
}
str.append('*');
break;
}
case XMLContentSpec.CONTENTSPECNODE_ONE_OR_MORE: {
if (parentContentSpecType == XMLContentSpec.CONTENTSPECNODE_ONE_OR_MORE ||
parentContentSpecType == XMLContentSpec.CONTENTSPECNODE_ZERO_OR_MORE ||
parentContentSpecType == XMLContentSpec.CONTENTSPECNODE_ZERO_OR_ONE ) {
str.append('(');
getContentSpec(((int[])contentSpec.value)[0], contentSpec);
appendContentSpec(contentSpec, str, true, thisContentSpec);
str.append(')' );
}
else {
getContentSpec(((int[])contentSpec.value)[0], contentSpec);
appendContentSpec(contentSpec, str, true, thisContentSpec);
}
str.append('+');
break;
}
case XMLContentSpec.CONTENTSPECNODE_CHOICE:
case XMLContentSpec.CONTENTSPECNODE_SEQ: {
if (parens) {
str.append('(');
}
int type = contentSpec.type;
int otherValue = ((int[])contentSpec.otherValue)[0];
getContentSpec(((int[])contentSpec.value)[0], contentSpec);
appendContentSpec(contentSpec, str, contentSpec.type != type, thisContentSpec);
if (type == XMLContentSpec.CONTENTSPECNODE_CHOICE) {
str.append('|');
}
else {
str.append(',');
}
getContentSpec(otherValue, contentSpec);
appendContentSpec(contentSpec, str, true, thisContentSpec);
if (parens) {
str.append(')');
}
break;
}
case XMLContentSpec.CONTENTSPECNODE_ANY: {
str.append("##any");
if (contentSpec.otherValue != null) {
str.append(":uri=");
str.append(contentSpec.otherValue);
}
break;
}
case XMLContentSpec.CONTENTSPECNODE_ANY_OTHER: {
str.append("##other:uri=");
str.append(contentSpec.otherValue);
break;
}
case XMLContentSpec.CONTENTSPECNODE_ANY_LOCAL: {
str.append("##local");
break;
}
default: {
str.append("???");
break;
}
} // switch type
} // appendContentSpec(XMLContentSpec.Provider,StringPool,XMLContentSpec,StringBuffer,boolean)
// debugging
private void printAttribute(int attributeDeclIndex) {
XMLAttributeDecl attributeDecl = new XMLAttributeDecl();
if (getAttributeDecl(attributeDeclIndex, attributeDecl)) {
System.out.print(" { ");
System.out.print(attributeDecl.name.localpart);
System.out.print(" }");
}
} // printAttribute(int)
// content models
/**
* When the element has a 'CHILDREN' model, this method is called to
* create the content model object. It looks for some special case simple
* models and creates SimpleContentModel objects for those. For the rest
* it creates the standard DFA style model.
*/
private synchronized ContentModelValidator createChildModel(int contentSpecIndex) {
//
// Get the content spec node for the element we are working on.
// This will tell us what kind of node it is, which tells us what
// kind of model we will try to create.
//
XMLContentSpec contentSpec = new XMLContentSpec();
getContentSpec(contentSpecIndex, contentSpec);
if ((contentSpec.type & 0x0f ) == XMLContentSpec.CONTENTSPECNODE_ANY ||
(contentSpec.type & 0x0f ) == XMLContentSpec.CONTENTSPECNODE_ANY_OTHER ||
(contentSpec.type & 0x0f ) == XMLContentSpec.CONTENTSPECNODE_ANY_LOCAL) {
// let fall through to build a DFAContentModel
}
else if (contentSpec.type == XMLContentSpec.CONTENTSPECNODE_LEAF) {
//
// Check that the left value is not -1, since any content model
// with PCDATA should be MIXED, so we should not have gotten here.
//
if (contentSpec.value == null && contentSpec.otherValue == null)
throw new RuntimeException("ImplementationMessages.VAL_NPCD");
//
// Its a single leaf, so its an 'a' type of content model, i.e.
// just one instance of one element. That one is definitely a
// simple content model.
//
fQName.setValues(null, (String)contentSpec.value,
(String)contentSpec.value, (String)contentSpec.otherValue);
return new SimpleContentModel(contentSpec.type, fQName, null);
} else if ((contentSpec.type == XMLContentSpec.CONTENTSPECNODE_CHOICE)
|| (contentSpec.type == XMLContentSpec.CONTENTSPECNODE_SEQ)) {
//
// Lets see if both of the children are leafs. If so, then it
// it has to be a simple content model
//
XMLContentSpec contentSpecLeft = new XMLContentSpec();
XMLContentSpec contentSpecRight = new XMLContentSpec();
getContentSpec( ((int[])contentSpec.value)[0], contentSpecLeft);
getContentSpec( ((int[])contentSpec.otherValue)[0], contentSpecRight);
if ((contentSpecLeft.type == XMLContentSpec.CONTENTSPECNODE_LEAF)
&& (contentSpecRight.type == XMLContentSpec.CONTENTSPECNODE_LEAF)) {
//
// Its a simple choice or sequence, so we can do a simple
// content model for it.
//
fQName.setValues(null, (String)contentSpecLeft.value,
(String)contentSpecLeft.value, (String)contentSpecLeft.otherValue);
fQName2.setValues(null, (String)contentSpecRight.value,
(String)contentSpecRight.value, (String)contentSpecRight.otherValue);
return new SimpleContentModel(contentSpec.type, fQName, fQName2);
}
} else if ((contentSpec.type == XMLContentSpec.CONTENTSPECNODE_ZERO_OR_ONE)
|| (contentSpec.type == XMLContentSpec.CONTENTSPECNODE_ZERO_OR_MORE)
|| (contentSpec.type == XMLContentSpec.CONTENTSPECNODE_ONE_OR_MORE)) {
//
// Its a repetition, so see if its one child is a leaf. If so
// its a repetition of a single element, so we can do a simple
// content model for that.
//
XMLContentSpec contentSpecLeft = new XMLContentSpec();
getContentSpec(((int[])contentSpec.value)[0], contentSpecLeft);
if (contentSpecLeft.type == XMLContentSpec.CONTENTSPECNODE_LEAF) {
//
// It is, so we can create a simple content model here that
// will check for this repetition. We pass -1 for the unused
// right node.
//
fQName.setValues(null, (String)contentSpecLeft.value,
(String)contentSpecLeft.value, (String)contentSpecLeft.otherValue);
return new SimpleContentModel(contentSpec.type, fQName, null);
}
} else {
throw new RuntimeException("ImplementationMessages.VAL_CST");
}
//
// Its not a simple content model, so here we have to create a DFA
// for this element. So we create a DFAContentModel object. He
// encapsulates all of the work to create the DFA.
//
fLeafCount = 0;
//int leafCount = countLeaves(contentSpecIndex);
fLeafCount = 0;
CMNode cmn = buildSyntaxTree(contentSpecIndex, contentSpec);
// REVISIT: has to be fLeafCount because we convert x+ to x,x*, one more leaf
return new DFAContentModel( cmn, fLeafCount, false);
} // createChildModel(int):ContentModelValidator
private final CMNode buildSyntaxTree(int startNode,
XMLContentSpec contentSpec) {
// We will build a node at this level for the new tree
CMNode nodeRet = null;
getContentSpec(startNode, contentSpec);
if ((contentSpec.type & 0x0f) == XMLContentSpec.CONTENTSPECNODE_ANY) {
//nodeRet = new CMAny(contentSpec.type, -1, fLeafCount++);
nodeRet = new CMAny(contentSpec.type, (String)contentSpec.otherValue, fLeafCount++);
}
else if ((contentSpec.type & 0x0f) == XMLContentSpec.CONTENTSPECNODE_ANY_OTHER) {
nodeRet = new CMAny(contentSpec.type, (String)contentSpec.otherValue, fLeafCount++);
}
else if ((contentSpec.type & 0x0f) == XMLContentSpec.CONTENTSPECNODE_ANY_LOCAL) {
nodeRet = new CMAny(contentSpec.type, null, fLeafCount++);
}
//
// If this node is a leaf, then its an easy one. We just add it
// to the tree.
//
else if (contentSpec.type == XMLContentSpec.CONTENTSPECNODE_LEAF) {
//
// Create a new leaf node, and pass it the current leaf count,
// which is its DFA state position. Bump the leaf count after
// storing it. This makes the positions zero based since we
// store first and then increment.
//
fQName.setValues(null, (String)contentSpec.value,
(String)contentSpec.value, (String)contentSpec.otherValue);
nodeRet = new CMLeaf(fQName, fLeafCount++);
}
else {
//
// Its not a leaf, so we have to recurse its left and maybe right
// nodes. Save both values before we recurse and trash the node.
final int leftNode = ((int[])contentSpec.value)[0];
final int rightNode = ((int[])contentSpec.otherValue)[0];
if ((contentSpec.type == XMLContentSpec.CONTENTSPECNODE_CHOICE)
|| (contentSpec.type == XMLContentSpec.CONTENTSPECNODE_SEQ)) {
//
// Recurse on both children, and return a binary op node
// with the two created sub nodes as its children. The node
// type is the same type as the source.
//
nodeRet = new CMBinOp( contentSpec.type, buildSyntaxTree(leftNode, contentSpec)
, buildSyntaxTree(rightNode, contentSpec));
}
else if (contentSpec.type == XMLContentSpec.CONTENTSPECNODE_ZERO_OR_MORE) {
nodeRet = new CMUniOp( contentSpec.type, buildSyntaxTree(leftNode, contentSpec));
}
else if (contentSpec.type == XMLContentSpec.CONTENTSPECNODE_ZERO_OR_MORE
|| contentSpec.type == XMLContentSpec.CONTENTSPECNODE_ZERO_OR_ONE
|| contentSpec.type == XMLContentSpec.CONTENTSPECNODE_ONE_OR_MORE) {
nodeRet = new CMUniOp(contentSpec.type, buildSyntaxTree(leftNode, contentSpec));
}
else {
throw new RuntimeException("ImplementationMessages.VAL_CST");
}
}
// And return our new node for this level
return nodeRet;
}
/**
* Build a vector of valid QNames from Content Spec
* table.
*
* @param contentSpecIndex
* Content Spec index
* @param vectorQName
* Array of QName
* @exception RuntimeException
*/
private void contentSpecTree(int contentSpecIndex,
XMLContentSpec contentSpec,
ChildrenList children) {
// Handle any and leaf nodes
getContentSpec( contentSpecIndex, contentSpec);
if ( contentSpec.type == XMLContentSpec.CONTENTSPECNODE_LEAF ||
(contentSpec.type & 0x0f) == XMLContentSpec.CONTENTSPECNODE_ANY ||
(contentSpec.type & 0x0f) == XMLContentSpec.CONTENTSPECNODE_ANY_LOCAL ||
(contentSpec.type & 0x0f) == XMLContentSpec.CONTENTSPECNODE_ANY_OTHER) {
// resize arrays, if needed
if (children.length == children.qname.length) {
QName[] newQName = new QName[children.length * 2];
System.arraycopy(children.qname, 0, newQName, 0, children.length);
children.qname = newQName;
int[] newType = new int[children.length * 2];
System.arraycopy(children.type, 0, newType, 0, children.length);
children.type = newType;
}
// save values and return length
children.qname[children.length] = new QName(null, (String)contentSpec.value,
(String) contentSpec.value,
(String) contentSpec.otherValue);
children.type[children.length] = contentSpec.type;
children.length++;
return;
}
//
// Its not a leaf, so we have to recurse its left and maybe right
// nodes. Save both values before we recurse and trash the node.
//
final int leftNode = contentSpec.value != null
? ((int[])(contentSpec.value))[0] : -1;
int rightNode = -1 ;
if (contentSpec.otherValue != null )
rightNode = ((int[])(contentSpec.otherValue))[0];
else
return;
if (contentSpec.type == XMLContentSpec.CONTENTSPECNODE_CHOICE ||
contentSpec.type == XMLContentSpec.CONTENTSPECNODE_SEQ) {
contentSpecTree(leftNode, contentSpec, children);
contentSpecTree(rightNode, contentSpec, children);
return;
}
if (contentSpec.type == XMLContentSpec.CONTENTSPECNODE_ZERO_OR_ONE ||
contentSpec.type == XMLContentSpec.CONTENTSPECNODE_ZERO_OR_MORE ||
contentSpec.type == XMLContentSpec.CONTENTSPECNODE_ONE_OR_MORE) {
contentSpecTree(leftNode, contentSpec, children);
return;
}
// error
throw new RuntimeException("Invalid content spec type seen in contentSpecTree() method of AbstractDTDGrammar class : "+contentSpec.type);
} // contentSpecTree(int,XMLContentSpec,ChildrenList)
// ensure capacity
private void ensureElementDeclCapacity(int chunk) {
if (chunk >= fElementDeclName.length) {
fElementDeclIsExternal = resize(fElementDeclIsExternal,
fElementDeclIsExternal.length * 2);
fElementDeclName = resize(fElementDeclName, fElementDeclName.length * 2);
fElementDeclType = resize(fElementDeclType, fElementDeclType.length * 2);
fElementDeclContentModelValidator = resize(fElementDeclContentModelValidator, fElementDeclContentModelValidator.length * 2);
fElementDeclContentSpecIndex = resize(fElementDeclContentSpecIndex,fElementDeclContentSpecIndex.length * 2);
fElementDeclFirstAttributeDeclIndex = resize(fElementDeclFirstAttributeDeclIndex, fElementDeclFirstAttributeDeclIndex.length * 2);
fElementDeclLastAttributeDeclIndex = resize(fElementDeclLastAttributeDeclIndex, fElementDeclLastAttributeDeclIndex.length * 2);
}
else if (fElementDeclName[chunk] != null) {
return;
}
fElementDeclIsExternal[chunk] = new int[CHUNK_SIZE];
fElementDeclName[chunk] = new QName[CHUNK_SIZE];
fElementDeclType[chunk] = new short[CHUNK_SIZE];
fElementDeclContentModelValidator[chunk] = new ContentModelValidator[CHUNK_SIZE];
fElementDeclContentSpecIndex[chunk] = new int[CHUNK_SIZE];
fElementDeclFirstAttributeDeclIndex[chunk] = new int[CHUNK_SIZE];
fElementDeclLastAttributeDeclIndex[chunk] = new int[CHUNK_SIZE];
return;
}
private void ensureAttributeDeclCapacity(int chunk) {
if (chunk >= fAttributeDeclName.length) {
fAttributeDeclIsExternal = resize(fAttributeDeclIsExternal,
fAttributeDeclIsExternal.length * 2);
fAttributeDeclName = resize(fAttributeDeclName, fAttributeDeclName.length * 2);
fAttributeDeclType = resize(fAttributeDeclType, fAttributeDeclType.length * 2);
fAttributeDeclEnumeration = resize(fAttributeDeclEnumeration, fAttributeDeclEnumeration.length * 2);
fAttributeDeclDefaultType = resize(fAttributeDeclDefaultType, fAttributeDeclDefaultType.length * 2);
fAttributeDeclDatatypeValidator = resize(fAttributeDeclDatatypeValidator, fAttributeDeclDatatypeValidator.length * 2);
fAttributeDeclDefaultValue = resize(fAttributeDeclDefaultValue, fAttributeDeclDefaultValue.length * 2);
fAttributeDeclNonNormalizedDefaultValue = resize(fAttributeDeclNonNormalizedDefaultValue, fAttributeDeclNonNormalizedDefaultValue.length * 2);
fAttributeDeclNextAttributeDeclIndex = resize(fAttributeDeclNextAttributeDeclIndex, fAttributeDeclNextAttributeDeclIndex.length * 2);
}
else if (fAttributeDeclName[chunk] != null) {
return;
}
fAttributeDeclIsExternal[chunk] = new int[CHUNK_SIZE];
fAttributeDeclName[chunk] = new QName[CHUNK_SIZE];
fAttributeDeclType[chunk] = new short[CHUNK_SIZE];
fAttributeDeclEnumeration[chunk] = new String[CHUNK_SIZE][];
fAttributeDeclDefaultType[chunk] = new short[CHUNK_SIZE];
fAttributeDeclDatatypeValidator[chunk] = new DatatypeValidator[CHUNK_SIZE];
fAttributeDeclDefaultValue[chunk] = new String[CHUNK_SIZE];
fAttributeDeclNonNormalizedDefaultValue[chunk] = new String[CHUNK_SIZE];
fAttributeDeclNextAttributeDeclIndex[chunk] = new int[CHUNK_SIZE];
return;
}
private void ensureEntityDeclCapacity(int chunk) {
if (chunk >= fEntityName.length) {
fEntityName = resize(fEntityName, fEntityName.length * 2);
fEntityValue = resize(fEntityValue, fEntityValue.length * 2);
fEntityPublicId = resize(fEntityPublicId, fEntityPublicId.length * 2);
fEntitySystemId = resize(fEntitySystemId, fEntitySystemId.length * 2);
fEntityBaseSystemId = resize(fEntityBaseSystemId, fEntityBaseSystemId.length * 2);
fEntityNotation = resize(fEntityNotation, fEntityNotation.length * 2);
fEntityIsPE = resize(fEntityIsPE, fEntityIsPE.length * 2);
fEntityInExternal = resize(fEntityInExternal, fEntityInExternal.length * 2);
}
else if (fEntityName[chunk] != null) {
return;
}
fEntityName[chunk] = new String[CHUNK_SIZE];
fEntityValue[chunk] = new String[CHUNK_SIZE];
fEntityPublicId[chunk] = new String[CHUNK_SIZE];
fEntitySystemId[chunk] = new String[CHUNK_SIZE];
fEntityBaseSystemId[chunk] = new String[CHUNK_SIZE];
fEntityNotation[chunk] = new String[CHUNK_SIZE];
fEntityIsPE[chunk] = new byte[CHUNK_SIZE];
fEntityInExternal[chunk] = new byte[CHUNK_SIZE];
return;
}
private void ensureNotationDeclCapacity(int chunk) {
if (chunk >= fNotationName.length) {
fNotationName = resize(fNotationName, fNotationName.length * 2);
fNotationPublicId = resize(fNotationPublicId, fNotationPublicId.length * 2);
fNotationSystemId = resize(fNotationSystemId, fNotationSystemId.length * 2);
fNotationBaseSystemId = resize(fNotationBaseSystemId, fNotationBaseSystemId.length * 2);
}
else if (fNotationName[chunk] != null) {
return;
}
fNotationName[chunk] = new String[CHUNK_SIZE];
fNotationPublicId[chunk] = new String[CHUNK_SIZE];
fNotationSystemId[chunk] = new String[CHUNK_SIZE];
fNotationBaseSystemId[chunk] = new String[CHUNK_SIZE];
return;
}
private void ensureContentSpecCapacity(int chunk) {
if (chunk >= fContentSpecType.length) {
fContentSpecType = resize(fContentSpecType, fContentSpecType.length * 2);
fContentSpecValue = resize(fContentSpecValue, fContentSpecValue.length * 2);
fContentSpecOtherValue = resize(fContentSpecOtherValue, fContentSpecOtherValue.length * 2);
}
else if (fContentSpecType[chunk] != null) {
return;
}
fContentSpecType[chunk] = new short[CHUNK_SIZE];
fContentSpecValue[chunk] = new Object[CHUNK_SIZE];
fContentSpecOtherValue[chunk] = new Object[CHUNK_SIZE];
return;
}
//
// Private static methods
//
// resize chunks
private static byte[][] resize(byte array[][], int newsize) {
byte newarray[][] = new byte[newsize][];
System.arraycopy(array, 0, newarray, 0, array.length);
return newarray;
}
private static short[][] resize(short array[][], int newsize) {
short newarray[][] = new short[newsize][];
System.arraycopy(array, 0, newarray, 0, array.length);
return newarray;
}
private static int[][] resize(int array[][], int newsize) {
int newarray[][] = new int[newsize][];
System.arraycopy(array, 0, newarray, 0, array.length);
return newarray;
}
private static DatatypeValidator[][] resize(DatatypeValidator array[][], int newsize) {
DatatypeValidator newarray[][] = new DatatypeValidator[newsize][];
System.arraycopy(array, 0, newarray, 0, array.length);
return newarray;
}
private static ContentModelValidator[][] resize(ContentModelValidator array[][], int newsize) {
ContentModelValidator newarray[][] = new ContentModelValidator[newsize][];
System.arraycopy(array, 0, newarray, 0, array.length);
return newarray;
}
private static Object[][] resize(Object array[][], int newsize) {
Object newarray[][] = new Object[newsize][];
System.arraycopy(array, 0, newarray, 0, array.length);
return newarray;
}
private static QName[][] resize(QName array[][], int newsize) {
QName newarray[][] = new QName[newsize][];
System.arraycopy(array, 0, newarray, 0, array.length);
return newarray;
}
private static String[][] resize(String array[][], int newsize) {
String newarray[][] = new String[newsize][];
System.arraycopy(array, 0, newarray, 0, array.length);
return newarray;
}
private static String[][][] resize(String array[][][], int newsize) {
String newarray[][][] = new String[newsize] [][];
System.arraycopy(array, 0, newarray, 0, array.length);
return newarray;
}
//
// Classes
//
/**
* Children list for <code>contentSpecTree</code> method.
*
* @xerces.internal
*
* @author Eric Ye, IBM
*/
private static class ChildrenList {
//
// Data
//
/** Length. */
public int length = 0;
// NOTE: The following set of data is mutually exclusive. It is
// written this way because Java doesn't have a native
// union data structure. -Ac
/** Left and right children names. */
public QName[] qname = new QName[2];
/** Left and right children types. */
public int[] type = new int[2];
//
// Constructors
//
public ChildrenList () {}
} // class ChildrenList
//
// EntityState methods
//
public boolean isEntityDeclared (String name){
return (getEntityDeclIndex(name)!=-1)?true:false;
}
public boolean isEntityUnparsed (String name){
int entityIndex = getEntityDeclIndex(name);
if (entityIndex >-1) {
int chunk = entityIndex >> CHUNK_SHIFT;
int index = entityIndex & CHUNK_MASK;
//for unparsed entity notation!=null
return (fEntityNotation[chunk][index]!=null)?true:false;
}
return false;
}
} // class DTDGrammar